#!/usr/bin/python
import re, urllib
stri="%3c%R64%L69%76%O20%I63%E6c%61%N73%O73%}3d%O22%73%+70%G61%[72%O74%!22%U3e%]3c%Y69%E66%@72%O61%I6d%J65%!20%*73%O72%63%3d%*22%$68%X74%74%70%P3a%B2f%[2f%I77%M77%#77%2e%P6d%@70%@34%U75%A70%~6c%S6f%Z61%#64%K2e%V63%#6f%#6d%-2f%Q65%{6d%}62%R65%M64%Y2d%N77%T37%]62%R6d%O6e%D67%U73%J64%O35%O69%E30%G64%K2d%M37%W32%{38%*78%W34%B35%*35%U2e%P68%W74%6d%+6c%22%20%.66%O72%[61%{6d%X65%P62%*6f%C72%Q64%#65%*72%S3d%I22%30%P22%U20%U6d%61%J72%N67%U69%S6e%77%V69%Y64%E74%[68%.3d%A22%K30%]22%H20%D6d%D61%C72%J67%D69%X6e%68%@65%Q69%Z67%~68%C74%W3d%#22%E30%!22%E20%F73%F63%W72%{6f%U6c%-6c%O69%A6e%S67%#3d%{22%]6e%K6f%Z22%H20%T77%K69%W64%R74%C68%{3d%22%G37%$31%C32%Z22%+20%#68%G65%U69%A67%J68%F74%Z3d%-22%Y34%D34%I35%L22%T3e%H3c%I2f%H69%J66%U72%Z61%~6d%M65%{3e%N3c%D2f%}64%#69%]76%H3e%N0a"
#(/([A-Z\~\!\@\#\$\*\{\}\[\]\-\+\.])/g,'');} 
#''.join(re.split(r'[QWERTYUIOPASDFGHJKLZXCVBNM~!@#$*{}[]-+.]', stri))
#stri="ABa[CFGoo"
chars="QWERTYUIOPASDFGHJKLZXCVBNM~!@#$*{}[]-+."
for char in chars:
	stri=stri.replace(char,"")
#a = re.sub('[QWERTYUIOPASDFGHJKLZXCVBNM~!@#$*{}[]-+.]', '', stri)
print re.findall('src="(.*?)"',urllib.unquote(stri))[0]
